The CCleaner Malware Fiasco Targeted at Least 18 Specific Tech Firms By Andy Greenberg Published: 2017-09-21 · Archived: 2026-04-05 15:17:57 UTC The backdooring of security software CCleaner now appears to have been more of a targeted spying operation than a mere cybercrime scheme. La Tigre for WIRED Update: On September 25, Avast confirmed that of the 18 companies targeted, a total of 40 computers were successfully infected with a secondary malware installation at the following companies: Samsung, Sony, Asus, Intel, VMWare, O2, Singtel, Gauselmann, Dyn, Chunghwa and Fujitsu. You’ve read your last free article. https://www.wired.com/story/ccleaner-malware-targeted-tech-firms Page 1 of 3 The intersection of technology, power, and culture. Start your free trial and get access to 5 all-new premium newsletters—cancel anytime. START FREE TRIAL Already a subscriber? Sign In The intersection of technology, power, and culture. Start your free trial and get access to 5 all-new premium newsletters START FREE TRIAL https://www.wired.com/story/ccleaner-malware-targeted-tech-firms Page 2 of 3 Andy Greenberg is a senior writer for WIRED covering hacking, cybersecurity, and surveillance. He’s the author of the books Tracers in the Dark: The Global Hunt for the Crime Lords of Cryptocurrency and Sandworm: A New Era of Cyberwar and the Hunt for the Kremlin's Most Dangerous Hackers. His books ... Read More Don't Just Keep Up. Get Ahead Sign up for the Daily newsletter to get our biggest stories, handpicked for you each day. Source: https://www.wired.com/story/ccleaner-malware-targeted-tech-firms https://www.wired.com/story/ccleaner-malware-targeted-tech-firms Page 3 of 3